21599760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 320

約数和(自身を含む): 87994368

約数和(自身を除く): 66394608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 23, 24, 26, 28, 30, 35, 39, 40, 42, 43, 46, 48, 52, 56, 60, 65, 69, 70, 78, 80, 84, 86, 91, 92, 104, 105, 112, 115, 120, 129, 130, 138, 140, 156, 161, 168, 172, 182, 184, 195, 208, 210, 215, 230, 240, 258, 260, 273, 276, 280, 299, 301, 312, 322, 336, 344, 345, 364, 368, 390, 420, 430, 455, 460, 483, 516, 520, 546, 552, 559, 560, 598, 602, 624, 644, 645, 688, 690, 728, 780, 805, 840, 860, 897, 903, 910, 920, 966, 989, 1032, 1040, 1092, 1104, 1118, 1196, 1204, 1288, 1290, 1365, 1380, 1456, 1495, 1505, 1560, 1610, 1677, 1680, 1720, 1794, 1806, 1820, 1840, 1932, 1978, 2064, 2093, 2184, 2236, 2392, 2408, 2415, 2576, 2580, 2730, 2760, 2795, 2967, 2990, 3010, 3120, 3220, 3354, 3440, 3588, 3612, 3640, 3864, 3913, 3956, 4186, 4368, 4472, 4485, 4515, 4784, 4816, 4830, 4945, 5160, 5460, 5520, 5590, 5934, 5980, 6020, 6279, 6440, 6708, 6923, 7176, 7224, 7280, 7728, 7826, 7912, 8372, 8385, 8944, 8970, 9030, 9660, 9890, 10320, 10465, 10920, 11180, 11739, 11868, 11960, 12040, 12558, 12857, 12880, 13416, 13846, 14352, 14448, 14835, 15652, 15824, 16744, 16770, 17940, 18060, 19320, 19565, 19780, 20769, 20930, 21840, 22360, 23478, 23736, 23920, 24080, 25116, 25714, 26832, 27692, 29670, 31304, 31395, 33488, 33540, 34615, 35880, 36120, 38571, 38640, 39130, 39560, 41538, 41860, 44720, 46956, 47472, 50232, 51428, 55384, 58695, 59340, 62608, 62790, 64285, 67080, 69230, 71760, 72240, 77142, 78260, 79120, 83076, 83720, 89999, 93912, 100464, 102856, 103845, 110768, 117390, 118680, 125580, 128570, 134160, 138460, 154284, 156520, 166152, 167440, 179998, 187824, 192855, 205712, 207690, 234780, 237360, 251160, 257140, 269997, 276920, 308568, 313040, 332304, 359996, 385710, 415380, 449995, 469560, 502320, 514280, 539994, 553840, 617136, 719992, 771420, 830760, 899990, 939120, 1028560, 1079988, 1349985, 1439984, 1542840, 1661520, 1799980, 2159976, 2699970, 3085680, 3599960, 4319952, 5399940, 7199920, 10799880, 21599760]

約数ペア:

[(1, 21599760), (2, 10799880), (3, 7199920), (4, 5399940), (5, 4319952), (6, 3599960), (7, 3085680), (8, 2699970), (10, 2159976), (12, 1799980), (13, 1661520), (14, 1542840), (15, 1439984), (16, 1349985), (20, 1079988), (21, 1028560), (23, 939120), (24, 899990), (26, 830760), (28, 771420), (30, 719992), (35, 617136), (39, 553840), (40, 539994), (42, 514280), (43, 502320), (46, 469560), (48, 449995), (52, 415380), (56, 385710), (60, 359996), (65, 332304), (69, 313040), (70, 308568), (78, 276920), (80, 269997), (84, 257140), (86, 251160), (91, 237360), (92, 234780), (104, 207690), (105, 205712), (112, 192855), (115, 187824), (120, 179998), (129, 167440), (130, 166152), (138, 156520), (140, 154284), (156, 138460), (161, 134160), (168, 128570), (172, 125580), (182, 118680), (184, 117390), (195, 110768), (208, 103845), (210, 102856), (215, 100464), (230, 93912), (240, 89999), (258, 83720), (260, 83076), (273, 79120), (276, 78260), (280, 77142), (299, 72240), (301, 71760), (312, 69230), (322, 67080), (336, 64285), (344, 62790), (345, 62608), (364, 59340), (368, 58695), (390, 55384), (420, 51428), (430, 50232), (455, 47472), (460, 46956), (483, 44720), (516, 41860), (520, 41538), (546, 39560), (552, 39130), (559, 38640), (560, 38571), (598, 36120), (602, 35880), (624, 34615), (644, 33540), (645, 33488), (688, 31395), (690, 31304), (728, 29670), (780, 27692), (805, 26832), (840, 25714), (860, 25116), (897, 24080), (903, 23920), (910, 23736), (920, 23478), (966, 22360), (989, 21840), (1032, 20930), (1040, 20769), (1092, 19780), (1104, 19565), (1118, 19320), (1196, 18060), (1204, 17940), (1288, 16770), (1290, 16744), (1365, 15824), (1380, 15652), (1456, 14835), (1495, 14448), (1505, 14352), (1560, 13846), (1610, 13416), (1677, 12880), (1680, 12857), (1720, 12558), (1794, 12040), (1806, 11960), (1820, 11868), (1840, 11739), (1932, 11180), (1978, 10920), (2064, 10465), (2093, 10320), (2184, 9890), (2236, 9660), (2392, 9030), (2408, 8970), (2415, 8944), (2576, 8385), (2580, 8372), (2730, 7912), (2760, 7826), (2795, 7728), (2967, 7280), (2990, 7224), (3010, 7176), (3120, 6923), (3220, 6708), (3354, 6440), (3440, 6279), (3588, 6020), (3612, 5980), (3640, 5934), (3864, 5590), (3913, 5520), (3956, 5460), (4186, 5160), (4368, 4945), (4472, 4830), (4485, 4816), (4515, 4784)]